{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949091,-0.315002,0.000000,0.000000,0.115929,-0.349291,0.929815,0.000000,-0.292625,0.881672,0.370168,0.000000,-1867260.980841,5626006.807679,2346255.540861,1],    "boundingVolume": {    "region": [1.891200,0.379133,1.891309,0.379248,0.000000,71.377975]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/16/14_6531.b3dm"}}}